diff options
Diffstat (limited to 'src/mesa/drivers/dri/r200/r200_swtcl.c')
| -rw-r--r-- | src/mesa/drivers/dri/r200/r200_swtcl.c | 955 |
1 files changed, 0 insertions, 955 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_swtcl.c b/src/mesa/drivers/dri/r200/r200_swtcl.c deleted file mode 100644 index 07e7d6e7ac8..00000000000 --- a/src/mesa/drivers/dri/r200/r200_swtcl.c +++ /dev/null @@ -1,955 +0,0 @@ -/* -Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. - -The Weather Channel (TM) funded Tungsten Graphics to develop the -initial release of the Radeon 8500 driver under the XFree86 license. -This notice must be preserved. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice (including the -next paragraph) shall be included in all copies or substantial -portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -**************************************************************************/ - -/* - * Authors: - * Keith Whitwell <keithw@vmware.com> - */ - -#include "main/glheader.h" -#include "main/mtypes.h" -#include "main/enums.h" -#include "main/image.h" - -#include "main/macros.h" -#include "main/state.h" - -#include "swrast/s_context.h" -#include "swrast/s_fog.h" -#include "swrast_setup/swrast_setup.h" -#include "tnl/tnl.h" -#include "tnl/t_context.h" -#include "tnl/t_pipeline.h" - -#include "r200_context.h" -#include "r200_ioctl.h" -#include "r200_state.h" -#include "r200_swtcl.h" -#include "r200_tcl.h" - - -/*********************************************************************** - * Initialization - ***********************************************************************/ - -#define EMIT_ATTR( ATTR, STYLE, F0 ) \ -do { \ - rmesa->radeon.swtcl.vertex_attrs[rmesa->radeon.swtcl.vertex_attr_count].attrib = (ATTR); \ - rmesa->radeon.swtcl.vertex_attrs[rmesa->radeon.swtcl.vertex_attr_count].format = (STYLE); \ - rmesa->radeon.swtcl.vertex_attr_count++; \ - fmt_0 |= F0; \ -} while (0) - -#define EMIT_PAD( N ) \ -do { \ - rmesa->radeon.swtcl.vertex_attrs[rmesa->radeon.swtcl.vertex_attr_count].attrib = 0; \ - rmesa->radeon.swtcl.vertex_attrs[rmesa->radeon.swtcl.vertex_attr_count].format = EMIT_PAD; \ - rmesa->radeon.swtcl.vertex_attrs[rmesa->radeon.swtcl.vertex_attr_count].offset = (N); \ - rmesa->radeon.swtcl.vertex_attr_count++; \ -} while (0) - -static void r200SetVertexFormat( struct gl_context *ctx ) -{ - r200ContextPtr rmesa = R200_CONTEXT( ctx ); - TNLcontext *tnl = TNL_CONTEXT(ctx); - struct vertex_buffer *VB = &tnl->vb; - GLbitfield64 index_bitset = tnl->render_inputs_bitset; - int fmt_0 = 0; - int fmt_1 = 0; - int offset = 0; - - /* Important: - */ - if ( VB->NdcPtr != NULL ) { - VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr; - } - else { - VB->AttribPtr[VERT_ATTRIB_POS] = VB->ClipPtr; - } - - assert( VB->AttribPtr[VERT_ATTRIB_POS] != NULL ); - rmesa->radeon.swtcl.vertex_attr_count = 0; - - /* EMIT_ATTR's must be in order as they tell t_vertex.c how to - * build up a hardware vertex. - */ - if ( !rmesa->swtcl.needproj || - (index_bitset & BITFIELD64_RANGE(_TNL_ATTRIB_TEX0, _TNL_NUM_TEX)) ) { - /* need w coord for projected textures */ - EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F, R200_VTX_XY | R200_VTX_Z0 | R200_VTX_W0 ); - offset = 4; - } - else { - EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_3F, R200_VTX_XY | R200_VTX_Z0 ); - offset = 3; - } - - if (index_bitset & BITFIELD64_BIT(_TNL_ATTRIB_POINTSIZE)) { - EMIT_ATTR( _TNL_ATTRIB_POINTSIZE, EMIT_1F, R200_VTX_POINT_SIZE ); - offset += 1; - } - - rmesa->swtcl.coloroffset = offset; -#if MESA_LITTLE_ENDIAN - EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_RGBA, (R200_VTX_PK_RGBA << R200_VTX_COLOR_0_SHIFT) ); -#else - EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_ABGR, (R200_VTX_PK_RGBA << R200_VTX_COLOR_0_SHIFT) ); -#endif - offset += 1; - - rmesa->swtcl.specoffset = 0; - if (index_bitset & - (BITFIELD64_BIT(_TNL_ATTRIB_COLOR1) | BITFIELD64_BIT(_TNL_ATTRIB_FOG))) { - -#if MESA_LITTLE_ENDIAN - if (index_bitset & BITFIELD64_BIT(_TNL_ATTRIB_COLOR1)) { - rmesa->swtcl.specoffset = offset; - EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_RGB, (R200_VTX_PK_RGBA << R200_VTX_COLOR_1_SHIFT) ); - } - else { - EMIT_PAD( 3 ); - } - - if (index_bitset & BITFIELD64_BIT(_TNL_ATTRIB_FOG)) { - EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, (R200_VTX_PK_RGBA << R200_VTX_COLOR_1_SHIFT) ); - } - else { - EMIT_PAD( 1 ); - } -#else - if (index_bitset & BITFIELD64_BIT(_TNL_ATTRIB_FOG)) { - EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, (R200_VTX_PK_RGBA << R200_VTX_COLOR_1_SHIFT) ); - } - else { - EMIT_PAD( 1 ); - } - - if (index_bitset & BITFIELD64_BIT(_TNL_ATTRIB_COLOR1)) { - rmesa->swtcl.specoffset = offset; - EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, (R200_VTX_PK_RGBA << R200_VTX_COLOR_1_SHIFT) ); - } - else { - EMIT_PAD( 3 ); - } -#endif - } - - if (index_bitset & BITFIELD64_RANGE(_TNL_ATTRIB_TEX0, _TNL_NUM_TEX)) { - int i; - - for (i = 0; i < ctx->Const.MaxTextureUnits; i++) { - if (index_bitset & BITFIELD64_BIT(_TNL_ATTRIB_TEX(i))) { - GLuint sz = VB->AttribPtr[_TNL_ATTRIB_TEX0 + i]->size; - - fmt_1 |= sz << (3 * i); - EMIT_ATTR( _TNL_ATTRIB_TEX0+i, EMIT_1F + sz - 1, 0 ); - } - } - } - - if ( (rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] & R200_FOG_USE_MASK) - != R200_FOG_USE_SPEC_ALPHA ) { - R200_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] &= ~R200_FOG_USE_MASK; - rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] |= R200_FOG_USE_SPEC_ALPHA; - } - - if (rmesa->radeon.tnl_index_bitset != index_bitset || - (rmesa->hw.vtx.cmd[VTX_VTXFMT_0] != fmt_0) || - (rmesa->hw.vtx.cmd[VTX_VTXFMT_1] != fmt_1) ) { - R200_NEWPRIM(rmesa); - R200_STATECHANGE( rmesa, vtx ); - rmesa->hw.vtx.cmd[VTX_VTXFMT_0] = fmt_0; - rmesa->hw.vtx.cmd[VTX_VTXFMT_1] = fmt_1; - - rmesa->radeon.swtcl.vertex_size = - _tnl_install_attrs( ctx, - rmesa->radeon.swtcl.vertex_attrs, - rmesa->radeon.swtcl.vertex_attr_count, - NULL, 0 ); - rmesa->radeon.swtcl.vertex_size /= 4; - rmesa->radeon.tnl_index_bitset = index_bitset; - } -} - -static void r200_predict_emit_size( r200ContextPtr rmesa ) -{ - if (RADEON_DEBUG & RADEON_VERTS) - fprintf(stderr, "%s\n", __func__); - const int vertex_array_size = 7; - const int prim_size = 3; - if (!rmesa->radeon.swtcl.emit_prediction) { - const int state_size = radeonCountStateEmitSize(&rmesa->radeon); - if (rcommonEnsureCmdBufSpace(&rmesa->radeon, - state_size + - vertex_array_size + prim_size, - __func__)) - rmesa->radeon.swtcl.emit_prediction = radeonCountStateEmitSize(&rmesa->radeon); - else - rmesa->radeon.swtcl.emit_prediction = state_size; - rmesa->radeon.swtcl.emit_prediction += vertex_array_size + prim_size - + rmesa->radeon.cmdbuf.cs->cdw; - } -} - - -static void r200RenderStart( struct gl_context *ctx ) -{ - r200SetVertexFormat( ctx ); - if (RADEON_DEBUG & RADEON_VERTS) - fprintf(stderr, "%s\n", __func__); -} - - -/** - * Set vertex state for SW TCL. The primary purpose of this function is to - * determine in advance whether or not the hardware can / should do the - * projection divide or Mesa should do it. - */ -void r200ChooseVertexState( struct gl_context *ctx ) -{ - r200ContextPtr rmesa = R200_CONTEXT( ctx ); - TNLcontext *tnl = TNL_CONTEXT(ctx); - GLuint vte; - GLuint vap; - GLboolean unfilled = (ctx->Polygon.FrontMode != GL_FILL || - ctx->Polygon.BackMode != GL_FILL); - GLboolean twosided = ctx->Light.Enabled && ctx->Light.Model.TwoSide; - - /* We must ensure that we don't do _tnl_need_projected_coords while in a - * rasterization fallback. As this function will be called again when we - * leave a rasterization fallback, we can just skip it for now. - */ - if (rmesa->radeon.Fallback != 0) - return; - - vte = rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL]; - vap = rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL]; - - /* HW perspective divide is a win, but tiny vertex formats are a - * bigger one. - */ - if ((0 == (tnl->render_inputs_bitset & BITFIELD64_RANGE(_TNL_ATTRIB_TEX0, _TNL_NUM_TEX))) - || twosided - || unfilled) { - rmesa->swtcl.needproj = GL_TRUE; - vte |= R200_VTX_XY_FMT | R200_VTX_Z_FMT; - vte &= ~R200_VTX_W0_FMT; - if (tnl->render_inputs_bitset & BITFIELD64_RANGE(_TNL_ATTRIB_TEX0, _TNL_NUM_TEX)) { - vap &= ~R200_VAP_FORCE_W_TO_ONE; - } - else { - vap |= R200_VAP_FORCE_W_TO_ONE; - } - } - else { - rmesa->swtcl.needproj = GL_FALSE; - vte &= ~(R200_VTX_XY_FMT | R200_VTX_Z_FMT); - vte |= R200_VTX_W0_FMT; - vap &= ~R200_VAP_FORCE_W_TO_ONE; - } - - _tnl_need_projected_coords( ctx, rmesa->swtcl.needproj ); - - if (vte != rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL]) { - R200_STATECHANGE( rmesa, vte ); - rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] = vte; - } - - if (vap != rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL]) { - R200_STATECHANGE( rmesa, vap ); - rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] = vap; - } -} - -void r200_swtcl_flush(struct gl_context *ctx, uint32_t current_offset) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - if (RADEON_DEBUG & RADEON_VERTS) - fprintf(stderr, "%s\n", __func__); - - - radeonEmitState(&rmesa->radeon); - r200EmitVertexAOS( rmesa, - rmesa->radeon.swtcl.vertex_size, - rmesa->radeon.swtcl.bo, - current_offset); - - - r200EmitVbufPrim( rmesa, - rmesa->radeon.swtcl.hw_primitive, - rmesa->radeon.swtcl.numverts); - if ( rmesa->radeon.swtcl.emit_prediction < rmesa->radeon.cmdbuf.cs->cdw ) - WARN_ONCE("Rendering was %d commands larger than predicted size." - " We might overflow command buffer.\n", - rmesa->radeon.cmdbuf.cs->cdw - rmesa->radeon.swtcl.emit_prediction ); - - rmesa->radeon.swtcl.emit_prediction = 0; - -} - -/**************************************************************************/ - - -static inline GLuint reduced_hw_prim( struct gl_context *ctx, GLuint prim) -{ - switch (prim) { - case GL_POINTS: - return ((!ctx->Point.SmoothFlag) ? - R200_VF_PRIM_POINT_SPRITES : R200_VF_PRIM_POINTS); - case GL_LINES: - FALLTHROUGH; - case GL_LINE_LOOP: - FALLTHROUGH; - case GL_LINE_STRIP: - return R200_VF_PRIM_LINES; - default: - /* all others reduced to triangles */ - return R200_VF_PRIM_TRIANGLES; - } -} - - -static void r200RasterPrimitive( struct gl_context *ctx, GLuint hwprim ); -static void r200RenderPrimitive( struct gl_context *ctx, GLenum prim ); -static void r200ResetLineStipple( struct gl_context *ctx ); - -/*********************************************************************** - * Emit primitives as inline vertices * - ***********************************************************************/ - -#define HAVE_POINTS 1 -#define HAVE_LINES 1 -#define HAVE_LINE_STRIPS 1 -#define HAVE_TRIANGLES 1 -#define HAVE_TRI_STRIPS 1 -#define HAVE_TRI_FANS 1 -#define HAVE_QUADS 0 -#define HAVE_QUAD_STRIPS 0 -#define HAVE_POLYGONS 1 -#define HAVE_ELTS 0 - -static void* r200_alloc_verts( r200ContextPtr rmesa, GLuint n, GLuint size) -{ - void *rv; - do { - r200_predict_emit_size( rmesa ); - rv = rcommonAllocDmaLowVerts( &rmesa->radeon, n, size * 4 ); - } while(!rv); - return rv; -} - -#undef LOCAL_VARS -#undef ALLOC_VERTS -#define CTX_ARG r200ContextPtr rmesa -#define GET_VERTEX_DWORDS() rmesa->radeon.swtcl.vertex_size -#define ALLOC_VERTS( n, size ) r200_alloc_verts(rmesa, n, size) -#define LOCAL_VARS \ - r200ContextPtr rmesa = R200_CONTEXT(ctx); \ - const char *r200verts = (char *)rmesa->radeon.swtcl.verts; -#define VERT(x) (radeonVertex *)(r200verts + ((x) * vertsize * sizeof(int))) -#define VERTEX radeonVertex -#define DO_DEBUG_VERTS (1 && (R200_DEBUG & RADEON_VERTS)) - -#undef TAG -#define TAG(x) r200_##x -#include "tnl_dd/t_dd_triemit.h" - - -/*********************************************************************** - * Macros for t_dd_tritmp.h to draw basic primitives * - ***********************************************************************/ - -#define QUAD( a, b, c, d ) r200_quad( rmesa, a, b, c, d ) -#define TRI( a, b, c ) r200_triangle( rmesa, a, b, c ) -#define LINE( a, b ) r200_line( rmesa, a, b ) -#define POINT( a ) r200_point( rmesa, a ) - -/*********************************************************************** - * Build render functions from dd templates * - ***********************************************************************/ - -#define R200_TWOSIDE_BIT 0x01 -#define R200_UNFILLED_BIT 0x02 -#define R200_MAX_TRIFUNC 0x04 - - -static struct { - tnl_points_func points; - tnl_line_func line; - tnl_triangle_func triangle; - tnl_quad_func quad; -} rast_tab[R200_MAX_TRIFUNC]; - - -#define DO_FALLBACK 0 -#define DO_UNFILLED ((IND & R200_UNFILLED_BIT) != 0) -#define DO_TWOSIDE ((IND & R200_TWOSIDE_BIT) != 0) -#define DO_FLAT 0 -#define DO_OFFSET 0 -#define DO_TRI 1 -#define DO_QUAD 1 -#define DO_LINE 1 -#define DO_POINTS 1 -#define DO_FULL_QUAD 1 - -#define HAVE_SPEC 1 -#define HAVE_BACK_COLORS 0 -#define HAVE_HW_FLATSHADE 1 -#define TAB rast_tab - -#define DEPTH_SCALE 1.0 -#define UNFILLED_TRI unfilled_tri -#define UNFILLED_QUAD unfilled_quad -#define VERT_X(_v) _v->v.x -#define VERT_Y(_v) _v->v.y -#define VERT_Z(_v) _v->v.z -#define AREA_IS_CCW( a ) (a < 0) -#define GET_VERTEX(e) (rmesa->radeon.swtcl.verts + (e*rmesa->radeon.swtcl.vertex_size*sizeof(int))) - -#define VERT_SET_RGBA( v, c ) \ -do { \ - radeon_color_t *color = (radeon_color_t *)&((v)->ui[coloroffset]); \ - UNCLAMPED_FLOAT_TO_UBYTE(color->red, (c)[0]); \ - UNCLAMPED_FLOAT_TO_UBYTE(color->green, (c)[1]); \ - UNCLAMPED_FLOAT_TO_UBYTE(color->blue, (c)[2]); \ - UNCLAMPED_FLOAT_TO_UBYTE(color->alpha, (c)[3]); \ -} while (0) - -#define VERT_COPY_RGBA( v0, v1 ) v0->ui[coloroffset] = v1->ui[coloroffset] - -#define VERT_SET_SPEC( v, c ) \ -do { \ - if (specoffset) { \ - radeon_color_t *spec = (radeon_color_t *)&((v)->ui[specoffset]); \ - UNCLAMPED_FLOAT_TO_UBYTE(spec->red, (c)[0]); \ - UNCLAMPED_FLOAT_TO_UBYTE(spec->green, (c)[1]); \ - UNCLAMPED_FLOAT_TO_UBYTE(spec->blue, (c)[2]); \ - } \ -} while (0) -#define VERT_COPY_SPEC( v0, v1 ) \ -do { \ - if (specoffset) { \ - radeon_color_t *spec0 = (radeon_color_t *)&((v0)->ui[specoffset]); \ - radeon_color_t *spec1 = (radeon_color_t *)&((v1)->ui[specoffset]); \ - spec0->red = spec1->red; \ - spec0->green = spec1->green; \ - spec0->blue = spec1->blue; \ - } \ -} while (0) - -/* These don't need LE32_TO_CPU() as they used to save and restore - * colors which are already in the correct format. - */ -#define VERT_SAVE_RGBA( idx ) color[idx] = v[idx]->ui[coloroffset] -#define VERT_RESTORE_RGBA( idx ) v[idx]->ui[coloroffset] = color[idx] -#define VERT_SAVE_SPEC( idx ) if (specoffset) spec[idx] = v[idx]->ui[specoffset] -#define VERT_RESTORE_SPEC( idx ) if (specoffset) v[idx]->ui[specoffset] = spec[idx] - -#undef LOCAL_VARS -#undef TAG -#undef INIT - -#define LOCAL_VARS(n) \ - r200ContextPtr rmesa = R200_CONTEXT(ctx); \ - GLuint color[n] = {0}, spec[n] = {0}; \ - GLuint coloroffset = rmesa->swtcl.coloroffset; \ - GLuint specoffset = rmesa->swtcl.specoffset; \ - (void) color; (void) spec; (void) coloroffset; (void) specoffset; - -/*********************************************************************** - * Helpers for rendering unfilled primitives * - ***********************************************************************/ - -#define RASTERIZE(x) r200RasterPrimitive( ctx, reduced_hw_prim(ctx, x) ) -#define RENDER_PRIMITIVE rmesa->radeon.swtcl.render_primitive -#undef TAG -#define TAG(x) x -#include "tnl_dd/t_dd_unfilled.h" -#undef IND - - -/*********************************************************************** - * Generate GL render functions * - ***********************************************************************/ - - -#define IND (0) -#define TAG(x) x -#include "tnl_dd/t_dd_tritmp.h" - -#define IND (R200_TWOSIDE_BIT) -#define TAG(x) x##_twoside -#include "tnl_dd/t_dd_tritmp.h" - -#define IND (R200_UNFILLED_BIT) -#define TAG(x) x##_unfilled -#include "tnl_dd/t_dd_tritmp.h" - -#define IND (R200_TWOSIDE_BIT|R200_UNFILLED_BIT) -#define TAG(x) x##_twoside_unfilled -#include "tnl_dd/t_dd_tritmp.h" - - -static void init_rast_tab( void ) -{ - init(); - init_twoside(); - init_unfilled(); - init_twoside_unfilled(); -} - -/**********************************************************************/ -/* Render unclipped begin/end objects */ -/**********************************************************************/ - -#define RENDER_POINTS( start, count ) \ - for ( ; start < count ; start++) \ - r200_point( rmesa, VERT(start) ) -#define RENDER_LINE( v0, v1 ) \ - r200_line( rmesa, VERT(v0), VERT(v1) ) -#define RENDER_TRI( v0, v1, v2 ) \ - r200_triangle( rmesa, VERT(v0), VERT(v1), VERT(v2) ) -#define RENDER_QUAD( v0, v1, v2, v3 ) \ - r200_quad( rmesa, VERT(v0), VERT(v1), VERT(v2), VERT(v3) ) -#define INIT(x) do { \ - r200RenderPrimitive( ctx, x ); \ -} while (0) -#undef LOCAL_VARS -#define LOCAL_VARS \ - r200ContextPtr rmesa = R200_CONTEXT(ctx); \ - const GLuint vertsize = rmesa->radeon.swtcl.vertex_size; \ - const char *r200verts = (char *)rmesa->radeon.swtcl.verts; \ - const GLuint * const elt = TNL_CONTEXT(ctx)->vb.Elts; \ - const GLboolean stipple = ctx->Line.StippleFlag; \ - (void) elt; (void) stipple; -#define RESET_STIPPLE if ( stipple ) r200ResetLineStipple( ctx ); -#define RESET_OCCLUSION -#define PRESERVE_VB_DEFS -#define ELT(x) (x) -#define TAG(x) r200_##x##_verts -#include "tnl/t_vb_rendertmp.h" -#undef ELT -#undef TAG -#define TAG(x) r200_##x##_elts -#define ELT(x) elt[x] -#include "tnl/t_vb_rendertmp.h" - - - -/**********************************************************************/ -/* Choose render functions */ -/**********************************************************************/ - -void r200ChooseRenderState( struct gl_context *ctx ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - r200ContextPtr rmesa = R200_CONTEXT(ctx); - GLuint index = 0; - GLboolean unfilled = (ctx->Polygon.FrontMode != GL_FILL || - ctx->Polygon.BackMode != GL_FILL); - GLboolean twosided = ctx->Light.Enabled && ctx->Light.Model.TwoSide; - - if (!rmesa->radeon.TclFallback || rmesa->radeon.Fallback) - return; - - if (twosided) - index |= R200_TWOSIDE_BIT; - if (unfilled) - index |= R200_UNFILLED_BIT; - - if (index != rmesa->radeon.swtcl.RenderIndex) { - tnl->Driver.Render.Points = rast_tab[index].points; - tnl->Driver.Render.Line = rast_tab[index].line; - tnl->Driver.Render.ClippedLine = rast_tab[index].line; - tnl->Driver.Render.Triangle = rast_tab[index].triangle; - tnl->Driver.Render.Quad = rast_tab[index].quad; - - if (index == 0) { - tnl->Driver.Render.PrimTabVerts = r200_render_tab_verts; - tnl->Driver.Render.PrimTabElts = r200_render_tab_elts; - tnl->Driver.Render.ClippedPolygon = r200_fast_clipped_poly; - } else { - tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts; - tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts; - tnl->Driver.Render.ClippedPolygon = _tnl_RenderClippedPolygon; - } - - rmesa->radeon.swtcl.RenderIndex = index; - } -} - - -/**********************************************************************/ -/* High level hooks for t_vb_render.c */ -/**********************************************************************/ - - -static void r200RasterPrimitive( struct gl_context *ctx, GLuint hwprim ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - - radeon_prepare_render(&rmesa->radeon); - if (rmesa->radeon.NewGLState) - r200ValidateState( ctx ); - - - if (rmesa->radeon.swtcl.hw_primitive != hwprim) { - /* need to disable perspective-correct texturing for point sprites */ - if ((hwprim & 0xf) == R200_VF_PRIM_POINT_SPRITES && ctx->Point.PointSprite) { - if (rmesa->hw.set.cmd[SET_RE_CNTL] & R200_PERSPECTIVE_ENABLE) { - R200_STATECHANGE( rmesa, set ); - rmesa->hw.set.cmd[SET_RE_CNTL] &= ~R200_PERSPECTIVE_ENABLE; - } - } - else if (!(rmesa->hw.set.cmd[SET_RE_CNTL] & R200_PERSPECTIVE_ENABLE)) { - R200_STATECHANGE( rmesa, set ); - rmesa->hw.set.cmd[SET_RE_CNTL] |= R200_PERSPECTIVE_ENABLE; - } - R200_NEWPRIM( rmesa ); - rmesa->radeon.swtcl.hw_primitive = hwprim; - } -} - -static void r200RenderPrimitive( struct gl_context *ctx, GLenum prim ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - GLboolean unfilled = (ctx->Polygon.FrontMode != GL_FILL || - ctx->Polygon.BackMode != GL_FILL); - - rmesa->radeon.swtcl.render_primitive = prim; - if (prim < GL_TRIANGLES || !unfilled) - r200RasterPrimitive( ctx, reduced_hw_prim(ctx, prim) ); -} - -static void r200RenderFinish( struct gl_context *ctx ) -{ -} - -static void r200ResetLineStipple( struct gl_context *ctx ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - R200_STATECHANGE( rmesa, lin ); -} - - -/**********************************************************************/ -/* Transition to/from hardware rasterization. */ -/**********************************************************************/ - -static const char * const fallbackStrings[] = { - "Texture mode", - "glDrawBuffer(GL_FRONT_AND_BACK)", - "glEnable(GL_STENCIL) without hw stencil buffer", - "glRenderMode(selection or feedback)", - "R200_NO_RAST", - "Mixing GL_CLAMP_TO_BORDER and GL_CLAMP (or GL_MIRROR_CLAMP_ATI)" -}; - - -static const char *getFallbackString(GLuint bit) -{ - int i = 0; - while (bit > 1) { - i++; - bit >>= 1; - } - return fallbackStrings[i]; -} - - -void r200Fallback( struct gl_context *ctx, GLuint bit, GLboolean mode ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - TNLcontext *tnl = TNL_CONTEXT(ctx); - GLuint oldfallback = rmesa->radeon.Fallback; - - if (mode) { - rmesa->radeon.Fallback |= bit; - if (oldfallback == 0) { - radeon_firevertices(&rmesa->radeon); - TCL_FALLBACK( ctx, R200_TCL_FALLBACK_RASTER, GL_TRUE ); - _swsetup_Wakeup( ctx ); - rmesa->radeon.swtcl.RenderIndex = ~0; - if (R200_DEBUG & RADEON_FALLBACKS) { - fprintf(stderr, "R200 begin rasterization fallback: 0x%x %s\n", - bit, getFallbackString(bit)); - } - } - } - else { - rmesa->radeon.Fallback &= ~bit; - if (oldfallback == bit) { - - _swrast_flush( ctx ); - tnl->Driver.Render.Start = r200RenderStart; - tnl->Driver.Render.PrimitiveNotify = r200RenderPrimitive; - tnl->Driver.Render.Finish = r200RenderFinish; - - tnl->Driver.Render.BuildVertices = _tnl_build_vertices; - tnl->Driver.Render.CopyPV = _tnl_copy_pv; - tnl->Driver.Render.Interp = _tnl_interp; - - tnl->Driver.Render.ResetLineStipple = r200ResetLineStipple; - TCL_FALLBACK( ctx, R200_TCL_FALLBACK_RASTER, GL_FALSE ); - if (rmesa->radeon.TclFallback) { - /* These are already done if rmesa->radeon.TclFallback goes to - * zero above. But not if it doesn't (R200_NO_TCL for - * example?) - */ - _tnl_invalidate_vertex_state( ctx, ~0 ); - _tnl_invalidate_vertices( ctx, ~0 ); - rmesa->radeon.tnl_index_bitset = 0; - r200ChooseVertexState( ctx ); - r200ChooseRenderState( ctx ); - } - if (R200_DEBUG & RADEON_FALLBACKS) { - fprintf(stderr, "R200 end rasterization fallback: 0x%x %s\n", - bit, getFallbackString(bit)); - } - } - } -} - - - - -/** - * Cope with depth operations by drawing individual pixels as points. - * - * \todo - * The way the vertex state is set in this routine is hokey. It seems to - * work, but it's very hackish. This whole routine is pretty hackish. If - * the bitmap is small enough, it seems like it would be faster to copy it - * to AGP memory and use it as a non-power-of-two texture (i.e., - * NV_texture_rectangle). - */ -void -r200PointsBitmap( struct gl_context *ctx, GLint px, GLint py, - GLsizei width, GLsizei height, - const struct gl_pixelstore_attrib *unpack, - const GLubyte *bitmap ) -{ - r200ContextPtr rmesa = R200_CONTEXT(ctx); - const GLfloat *rc = ctx->Current.RasterColor; - GLint row, col; - radeonVertex vert; - GLuint orig_vte; - GLuint h; - - - /* Turn off tcl. - */ - TCL_FALLBACK( ctx, R200_TCL_FALLBACK_BITMAP, 1 ); - - /* Choose tiny vertex format - */ - { - const GLuint fmt_0 = R200_VTX_XY | R200_VTX_Z0 | R200_VTX_W0 - | (R200_VTX_PK_RGBA << R200_VTX_COLOR_0_SHIFT); - const GLuint fmt_1 = 0; - GLuint vte = rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL]; - GLuint vap = rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL]; - - vte &= ~(R200_VTX_XY_FMT | R200_VTX_Z_FMT); - vte |= R200_VTX_W0_FMT; - vap &= ~R200_VAP_FORCE_W_TO_ONE; - - rmesa->radeon.swtcl.vertex_size = 5; - - if ( (rmesa->hw.vtx.cmd[VTX_VTXFMT_0] != fmt_0) - || (rmesa->hw.vtx.cmd[VTX_VTXFMT_1] != fmt_1) ) { - R200_NEWPRIM(rmesa); - R200_STATECHANGE( rmesa, vtx ); - rmesa->hw.vtx.cmd[VTX_VTXFMT_0] = fmt_0; - rmesa->hw.vtx.cmd[VTX_VTXFMT_1] = fmt_1; - } - - if (vte != rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL]) { - R200_STATECHANGE( rmesa, vte ); - rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] = vte; - } - - if (vap != rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL]) { - R200_STATECHANGE( rmesa, vap ); - rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] = vap; - } - } - - /* Ready for point primitives: - */ - r200RenderPrimitive( ctx, GL_POINTS ); - - /* Turn off the hw viewport transformation: - */ - R200_STATECHANGE( rmesa, vte ); - orig_vte = rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL]; - rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] &= ~(R200_VPORT_X_SCALE_ENA | - R200_VPORT_Y_SCALE_ENA | - R200_VPORT_Z_SCALE_ENA | - R200_VPORT_X_OFFSET_ENA | - R200_VPORT_Y_OFFSET_ENA | - R200_VPORT_Z_OFFSET_ENA); - - /* Turn off other stuff: Stipple?, texture?, blending?, etc. - */ - - - /* Populate the vertex - * - * Incorporate FOG into RGBA - */ - if (ctx->Fog.Enabled) { - const GLfloat *fc = ctx->Fog.Color; - GLfloat color[4]; - GLfloat f; - - if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) - f = _swrast_z_to_fogfactor(ctx, ctx->Current.Attrib[VERT_ATTRIB_FOG][0]); - else - f = _swrast_z_to_fogfactor(ctx, ctx->Current.RasterDistance); - - color[0] = f * rc[0] + (1.F - f) * fc[0]; - color[1] = f * rc[1] + (1.F - f) * fc[1]; - color[2] = f * rc[2] + (1.F - f) * fc[2]; - color[3] = rc[3]; - - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.red, color[0]); - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.green, color[1]); - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.blue, color[2]); - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.alpha, color[3]); - } - else { - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.red, rc[0]); - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.green, rc[1]); - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.blue, rc[2]); - UNCLAMPED_FLOAT_TO_CHAN(vert.tv.color.alpha, rc[3]); - } - - - vert.tv.z = ctx->Current.RasterPos[2]; - - - /* Update window height - */ - h = radeon_get_drawable(&rmesa->radeon)->h; - - /* Clipping handled by existing mechansims in r200_ioctl.c? - */ - for (row=0; row<height; row++) { - const GLubyte *src = (const GLubyte *) - _mesa_image_address2d(unpack, bitmap, width, height, - GL_COLOR_INDEX, GL_BITMAP, row, 0 ); - - if (unpack->LsbFirst) { - /* Lsb first */ - GLubyte mask = 1U << (unpack->SkipPixels & 0x7); - for (col=0; col<width; col++) { - if (*src & mask) { - vert.tv.x = px+col; - vert.tv.y = h - (py+row) - 1; - r200_point( rmesa, &vert ); - } - src += (mask >> 7); - mask = ((mask << 1) & 0xff) | (mask >> 7); - } - - /* get ready for next row */ - if (mask != 1) - src++; - } - else { - /* Msb first */ - GLubyte mask = 128U >> (unpack->SkipPixels & 0x7); - for (col=0; col<width; col++) { - if (*src & mask) { - vert.tv.x = px+col; - vert.tv.y = h - (py+row) - 1; - r200_point( rmesa, &vert ); - } - src += mask & 1; - mask = ((mask << 7) & 0xff) | (mask >> 1); - } - /* get ready for next row */ - if (mask != 128) - src++; - } - } - - /* Fire outstanding vertices, restore state - */ - R200_STATECHANGE( rmesa, vte ); - rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] = orig_vte; - - /* Unfallback - */ - TCL_FALLBACK( ctx, R200_TCL_FALLBACK_BITMAP, 0 ); - - /* Need to restore vertexformat? - */ - if (rmesa->radeon.TclFallback) - r200ChooseVertexState( ctx ); -} - - - -/**********************************************************************/ -/* Initialization. */ -/**********************************************************************/ - -void r200InitSwtcl( struct gl_context *ctx ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - r200ContextPtr rmesa = R200_CONTEXT(ctx); - static int firsttime = 1; - - if (firsttime) { - init_rast_tab(); - firsttime = 0; - } - rmesa->radeon.swtcl.emit_prediction = 0; - - tnl->Driver.Render.Start = r200RenderStart; - tnl->Driver.Render.Finish = r200RenderFinish; - tnl->Driver.Render.PrimitiveNotify = r200RenderPrimitive; - tnl->Driver.Render.ResetLineStipple = r200ResetLineStipple; - tnl->Driver.Render.BuildVertices = _tnl_build_vertices; - tnl->Driver.Render.CopyPV = _tnl_copy_pv; - tnl->Driver.Render.Interp = _tnl_interp; - - /* FIXME: what are these numbers? */ - _tnl_init_vertices( ctx, ctx->Const.MaxArrayLockSize + 12, - 36 * sizeof(GLfloat) ); - - rmesa->radeon.swtcl.verts = (GLubyte *)tnl->clipspace.vertex_buf; - rmesa->radeon.swtcl.RenderIndex = ~0; - rmesa->radeon.swtcl.render_primitive = GL_TRIANGLES; - rmesa->radeon.swtcl.hw_primitive = 0; -} - |